[???????????????????????????????????? ????????????????????????????????????????]The filter element is made of POM material,mesh cloth of more than 250 mesh,effective filtration,the float arm accurately detects the fuel level to prevent overload damage to the fuel pump,the motor accelerates the atomization of the fuel pump,and reduces the pulsation,noise or startup of the fuel pump question [???????????????????????????? ????????????????????????????] Compatible with 1998-2000 Ford Crown Victoria 4.6L V8/ 1998-2000 Lincoln Town Car 4.6L V8/ 1998-2000 Mercury Grand Marquis 4.6L V8 [???????? ????????????????????????] F8AZ9H307AC,XW1Z9H307AB,XW1Z9H307AF,XW1Z9H307AG,E2272S.